{"id":"CVE-2026-23060","revision":"62cbb148d75e497e924727490421efb3","records":[{"revision":"62cbb148d75e497e924727490421efb3","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-23060","aliases":[],"title":"crypto: authencesn - reject too-short AAD (assoclen<8) to match ESP/ESN spec","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ncrypto: authencesn - reject too-short AAD (assoclen<8) to match ESP/ESN spec\n\nauthencesn assumes an ESP/ESN-formatted AAD. When assoclen is shorter than\nthe minimum expected length, crypto_authenc_esn_decrypt() can advance past\nthe end of the destination scatterlist and trigger a NULL pointer dereference\nin scatterwalk_map_and_copy(), leading to a kernel panic (DoS).\n\nAdd a minimum AAD length check to fail fast on invalid inputs.","state":0,"publishedAt":"2026-02-04T16:07:42.86+00:00","modifiedAt":"2026-10-19T18:25:28.43+00:00","affected":[{"ecosystem":"Vendor product","name":"Linux","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"product\": \"Linux\",\n                    \"vendor\": \"Linux\",\n                    \"defaultStatus\": \"unaffected\",\n                    \"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\n                    \"programFiles\": [\n                        \"crypto/authencesn.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"104880a6b470958ddc30e139c41aa4f6ed3a5234\",\n                            \"lessThan\": \"df22c9a65e9a9daa368a72fed596af9d7d5876bb\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"104880a6b470958ddc30e139c41aa4f6ed3a5234\",\n                            \"lessThan\": \"fee86edf5803f1d1f19e3b4f2dacac241bddfa48\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"104880a6b470958ddc30e139c41aa4f6ed3a5234\",\n                            \"lessThan\": \"767e8349f7e929b7dd95c08f0b4cb353459b365e\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"104880a6b470958ddc30e139c41aa4f6ed3a5234\",\n                            \"lessThan\": \"b0a9609283a5c852addb513dafa655c61eebc1ef\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"104880a6b470958ddc30e139c41aa4f6ed3a5234\",\n                            \"lessThan\": \"161bdc90fce25bd9890adc67fa1c8563a7acbf40\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"104880a6b470958ddc30e139c41aa4f6ed3a5234\",\n                            \"lessThan\": \"9532ff0d0e90ff78a214299f594ab9bac81defe4\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"104880a6b470958ddc30e139c41aa4f6ed3a5234\",\n                            \"lessThan\": \"2397e9264676be7794f8f7f1e9763d90bd3c7335\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        }\n                    ]\n                }"},{"ecosystem":"Vendor product","name":"Linux","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"product\": \"Linux\",\n                    \"vendor\": \"Linux\",\n                    \"defaultStatus\": \"affected\",\n                    \"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\n                    \"programFiles\": [\n                        \"crypto/authencesn.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"4.3\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"0\",\n                            \"lessThan\": \"4.3\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"5.10.249\",\n                            \"lessThanOrEqual\": \"5.10.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"5.15.199\",\n                            \"lessThanOrEqual\": \"5.15.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.1.162\",\n                            \"lessThanOrEqual\": \"6.1.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.6.122\",\n                            \"lessThanOrEqual\": \"6.6.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.12.68\",\n                            \"lessThanOrEqual\": \"6.12.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.18.8\",\n                            \"lessThanOrEqual\": \"6.18.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.19\",\n                            \"lessThanOrEqual\": \"*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"original_commit_for_fix\"\n                        }\n                    ]\n                }"}],"metrics":[],"references":["https://git.kernel.org/stable/c/df22c9a65e9a9daa368a72fed596af9d7d5876bb","https://git.kernel.org/stable/c/fee86edf5803f1d1f19e3b4f2dacac241bddfa48","https://git.kernel.org/stable/c/767e8349f7e929b7dd95c08f0b4cb353459b365e","https://git.kernel.org/stable/c/b0a9609283a5c852addb513dafa655c61eebc1ef","https://git.kernel.org/stable/c/161bdc90fce25bd9890adc67fa1c8563a7acbf40","https://git.kernel.org/stable/c/9532ff0d0e90ff78a214299f594ab9bac81defe4","https://git.kernel.org/stable/c/2397e9264676be7794f8f7f1e9763d90bd3c7335"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-23060","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-23060","identifiers":["CVE-2026-23060"]},"retained":false,"historicalAffected":[]}],"coverage":[]}